The principle used in a musket was just like the principle behind cannon which is why muskets were also called mini canons. As it was difficult for a soldier to measure the amount of powder to be poured down the barrel, it was supplied in a pre-measured pouch that had to be torn apart by the soldier before every shot.
The approx distance between Heathrow and Gatwick in a straight line is 24 miles or 38.62 KMS See the maps and links below for additional information related to driving distances, fuel costs and estimated journey times for this trip from Heathrow to Gatwick.Happy trails!!pprox distance in miles from Heathrow to Gatwick is 24 miles or 38.62 KMS. This page was designed to give you a good indication of the distance from Heathrow to Gatwick.
Find out how far you will have to travel to get to Gatwick Airport. Below are various locations in the South of England with the distances in miles from Gatwick Airport. Use these distances to estimate travel times to Gatwick Airport. Drop off / Pick up.atwick by Car-Directions. London Gatwick is 28 miles (45km) south of London, directly linked to the M23 motorway at Junction 9 and to the A23 London-Brighton road.